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42 lines
1.3 KiB
C#
42 lines
1.3 KiB
C#
using System;
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namespace Ryujinx.Memory
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{
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public interface IVirtualMemoryManager
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{
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void Map(ulong va, ulong pa, ulong size);
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void Unmap(ulong va, ulong size);
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T Read<T>(ulong va) where T : unmanaged;
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void Read(ulong va, Span<byte> data);
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void Write<T>(ulong va, T value) where T : unmanaged;
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void Write(ulong va, ReadOnlySpan<byte> data);
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void Fill(ulong va, ulong size, byte value)
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{
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const int MaxChunkSize = 1 << 24;
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for (ulong subOffset = 0; subOffset < size; subOffset += MaxChunkSize)
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{
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int copySize = (int)Math.Min(MaxChunkSize, size - subOffset);
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GetWritableRegion(va + subOffset, copySize).Memory.Span.Fill(0);
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}
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}
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ReadOnlySpan<byte> GetSpan(ulong va, int size, bool tracked = false);
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WritableRegion GetWritableRegion(ulong va, int size);
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ref T GetRef<T>(ulong va) where T : unmanaged;
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(ulong address, ulong size)[] GetPhysicalRegions(ulong va, ulong size);
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bool IsMapped(ulong va);
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bool IsRangeMapped(ulong va, ulong size);
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ulong GetPhysicalAddress(ulong va);
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void SignalMemoryTracking(ulong va, ulong size, bool write);
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void TrackingReprotect(ulong va, ulong size, MemoryPermission protection);
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}
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}
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